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How to parse JSON using Node.js? [closed]
...rocess.env to retrieve the config vars from within the code.
Parsing a string containing JSON data
var str = '{ "name": "John Doe", "age": 42 }';
var obj = JSON.parse(str);
Parsing a file containing JSON data
You'll have to do some file operations with fs module.
Asynchronous version
var...
Strip whitespace from jsp output
...
Please, use the trim funcion, example
fn:trim(string1)
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Is it possible to use a div as content for Twitter's Popover
...d content data will be applied as text
if html allowed and content data is string it will be applied as html
otherwise content data will be appended to popover's content container
$("#popover-button").popover({
content: $("#popover-content"),
html: true,
title: "Popover title"
});
...
How to resolve symbolic links in a shell script
...eferences to '/./', '/../' and extra '/' characters in the null terminated string named by path and
stores the canonicalized absolute pathname in the buffer of size PATH_MAX named by resolved_path. The resulting path will have no symbolic link, '/./' or
'/../' components.
...
Declaring an unsigned int in Java
... original purpose of Java. But for example Smartphones do not dispose with extra memory. And they usually use Java, as far as I know. But well, I don't want to start a war between Java programers and the others.
– Tomáš Zato - Reinstate Monica
Jun 18 '13 at 8...
Error when changing to master branch: my local changes would be overwritten by checkout
...
Your options, as I see it, are - commit, and then amend this commit with extra changes (you can modify commits in git, as long as they're not pushed); or - use stash:
git stash save your-file-name
git checkout master
# do whatever you had to do with master
git checkout staging
git stash pop
git...
Counting DISTINCT over multiple columns
... the columns, then get the distinct count of instances of the concatenated string.
SELECT count(DISTINCT concat(DocumentId, DocumentSessionId)) FROM DocumentOutputItems;
In MySQL you can do the same thing without the concatenation step as follows:
SELECT count(DISTINCT DocumentId, DocumentSessio...
Why use multiple columns as primary keys (composite primary key)
...going to, in general, perform more poorly than a surrogate key'. Often an extra query is required to get the surrogate key of a relationship when you consider it. At which point it's a full extra round trip slower performance wise.
– ttugates
Apr 19 '19 at 20...
Good reasons to prohibit inheritance in Java?
...re writing purely internal code this may be a bit of overkill. However the extra effort involved in adding five characters to a class file is very small. If you are writing only for internal comsumption then a future coder can always remove the 'final' - you can think of it as a warning saying "this...
How to justify a single flexbox item (override justify-content)
... ( the one with display:flex ) to justify-content:space-around
Then add an extra element between the first and second item and set it to flex-grow:10 (or some other value that works with your setup)
Edit: if the items are tightly aligned it's a good idea to add flex-shrink: 10; to the extra element...
